Aspyr's Project Status page now shows Call of Duty: United Offensive as being in Beta status. An expansion for the popular WWII-themed FPS, UO adds a host of new missions, multiplayer games, and vehicles to the mix.

Some of its listed features include:

13 new Single-Player missions!

11 new Multiplayer maps and 3 new modes, with vehicles including tanks and jeeps!

Fight in tanks, jeeps, motorcycles, even a bomber.

Work with your squad through snow and rain, using new weapons including flamethrowers and deployable machine guns, or by calling in artillery strikes.